| //===- IRTransformLayer.h - Run all IR through a functor --------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Run all IR passed in through a user supplied functor. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_EXECUTIONENGINE_ORC_IRTRANSFORMLAYER_H |
| #define LLVM_EXECUTIONENGINE_ORC_IRTRANSFORMLAYER_H |
| |
| #include "llvm/ADT/FunctionExtras.h" |
| #include "llvm/ExecutionEngine/JITSymbol.h" |
| #include "llvm/ExecutionEngine/Orc/Layer.h" |
| #include <memory> |
| #include <string> |
| |
| namespace llvm { |
| class Module; |
| namespace orc { |
| |
| /// A layer that applies a transform to emitted modules. |
| /// The transform function is responsible for locking the ThreadSafeContext |
| /// before operating on the module. |
| class IRTransformLayer : public IRLayer { |
| public: |
| using TransformFunction = unique_function<Expected<ThreadSafeModule>( |
| ThreadSafeModule, MaterializationResponsibility &R)>; |
| |
| IRTransformLayer(ExecutionSession &ES, IRLayer &BaseLayer, |
| TransformFunction Transform = identityTransform); |
| |
| void setTransform(TransformFunction Transform) { |
| this->Transform = std::move(Transform); |
| } |
| |
| void emit(std::unique_ptr<MaterializationResponsibility> R, |
| ThreadSafeModule TSM) override; |
| |
| static ThreadSafeModule identityTransform(ThreadSafeModule TSM, |
| MaterializationResponsibility &R) { |
| return TSM; |
| } |
| |
| private: |
| IRLayer &BaseLayer; |
| TransformFunction Transform; |
| }; |
| |
| } // end namespace orc |
| } // end namespace llvm |
| |
| #endif // LLVM_EXECUTIONENGINE_ORC_IRTRANSFORMLAYER_H |